Lake Ilsanjo Weather Forecast

    • 50
    • 74

    Becoming Sunny

    • 49
    • 79

    Mostly Sunny

    • 46
    • 76

    Partly Sunny

    • 50
    • 76

    Partly Sunny

    • 49
    • 78

    Partly Sunny

    • 48
    • 75

    Partly Sunny

Today 23 Mar North Bay Interior Valleys

Partly cloudy in the morning then becoming sunny. Highs in the upper 60s to lower 80s. West Winds 5 to 15 Mph.

Tonight 23 Mar North Bay Interior Valleys

Mostly clear. Lows in the mid 40s to upper 50s. West Winds 5 to 15 Mph.

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  • Temperature Real-Time

Lake Ilsanjo Temperature Statistics

March Temperature

Santa Rosa, Santa Rosa Sonoma County Airport (11.2 miles)

  • Lowest 10 March, 2026

    38.6 °F

  • Average March

    61.6 °F

  • Highest 20 March, 2026

    91 °F

Climate (2021–Present)

Santa Rosa, Santa Rosa Sonoma County Airport (11.2 miles)

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  • Average Low 2021–2026

    45.7 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    72.7 °F
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